GB2447992B - Temperature sensitive circuit - Google Patents

Temperature sensitive circuit

Info

Publication number: GB2447992B
Authority: GB; United Kingdom
Prior art keywords: temperature sensitive; sensitive circuit; circuit; temperature; sensitive
Prior art date: 2007-03-27
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

GB0706888.5A

Other versions

GB0706888D0 (en

GB2447992A (en

Inventor

George Hedley Storm Rokos

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Adaptalog Ltd

Original Assignee

Adaptalog Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2007-03-27

Filing date

2007-04-10

Publication date

2012-09-05

2007-04-10 Application filed by Adaptalog Ltd filed Critical Adaptalog Ltd

2007-05-16 Publication of GB0706888D0 publication Critical patent/GB0706888D0/en

2008-10-01 Publication of GB2447992A publication Critical patent/GB2447992A/en

2012-09-05 Application granted granted Critical

2012-09-05 Publication of GB2447992B publication Critical patent/GB2447992B/en

Status Expired - Fee Related legal-status Critical Current

2027-04-10 Anticipated expiration legal-status Critical

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/01—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using semiconducting elements having PN junctions
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is DC
- G05F3/10—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/30—Regulators using the difference between the base-emitter voltages of two bipolar transistors operating at different current densities

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Microelectronics & Electronic Packaging (AREA)
Power Engineering (AREA)
Nonlinear Science (AREA)
Electromagnetism (AREA)
Radar, Positioning & Navigation (AREA)
Automation & Control Theory (AREA)
Control Of Electrical Variables (AREA)

GB0706888.5A 2007-03-27 2007-04-10 Temperature sensitive circuit Expired - Fee Related GB2447992B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GBGB0705868.8A GB0705868D0 (en)	2007-03-27	2007-03-27	Temperature sensitive circuit

Publications (3)

Publication Number	Publication Date
GB0706888D0 GB0706888D0 (en)	2007-05-16
GB2447992A GB2447992A (en)	2008-10-01
GB2447992B true GB2447992B (en)	2012-09-05

Family

ID=38024940

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GBGB0705868.8A Ceased GB0705868D0 (en)	2007-03-27	2007-03-27	Temperature sensitive circuit
GB0706888.5A Expired - Fee Related GB2447992B (en)	2007-03-27	2007-04-10	Temperature sensitive circuit

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GBGB0705868.8A Ceased GB0705868D0 (en)	2007-03-27	2007-03-27	Temperature sensitive circuit

Country Status (1)

Country	Link
GB (2)	GB0705868D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2596817A (en) *	2020-07-07	2022-01-12	Eosemi Ltd	Temperature sensor for a TCXO
US12244318B2 (en)	2020-07-07	2025-03-04	Eosemi Limited	Temperature sensor for a TCXO

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2285152A (en) *	1993-12-08	1995-06-28	Nec Corp	Reference current circuit

2007
- 2007-03-27 GB GBGB0705868.8A patent/GB0705868D0/en not_active Ceased
- 2007-04-10 GB GB0706888.5A patent/GB2447992B/en not_active Expired - Fee Related

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2285152A (en) *	1993-12-08	1995-06-28	Nec Corp	Reference current circuit

Also Published As

Publication number	Publication date
GB0706888D0 (en)	2007-05-16
GB2447992A (en)	2008-10-01
GB0705868D0 (en)	2007-05-02

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Legal Events

Date	Code	Title	Description
2009-08-12	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)
2009-09-30	S20A	Reinstatement of application (sect. 20a/patents act 1977)	Free format text: REQUEST FOR REINSTATEMENT FILED Effective date: 20090826
2009-10-07	S20A	Reinstatement of application (sect. 20a/patents act 1977)	Free format text: REQUEST FOR REINSTATEMENT ALLOWED Effective date: 20090910
2019-12-25	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20190410